Fixed MinGW build.

include/bx/platform.h

@@ -135,4 +135,13 @@
 #	pragma warning(error:4505) // ENABLE warning C4505: '' : unreferenced local function has been removed
 #endif // BX_CONFIG_ENABLE_MSVC_LEVEL4_WARNINGS && BX_COMPILER_MSVC
 
+#if BX_PLATFORM_WINDOWS
+// http://msdn.microsoft.com/en-us/library/6sehtctf.aspx
+#	if !defined(WINVER) && !defined(_WIN32_WINNT)
+		// Windows 2000 and above
+#		define WINVER 0x0500
+#		define _WIN32_WINNT 0x0500
+#	endif // !defined(WINVER) && !defined(_WIN32_WINNT)
+#endif // BX_PLATFORM_WINDOWS
+
 #endif // __BX_PLATFORM_H__

include/bx/string.h

@@ -14,6 +14,7 @@
 
 namespace bx
 {
+	/// Case insensitive string compare.
 	inline int32_t stricmp(const char* _a, const char* _b)
 	{
 #if BX_COMPILER_MSVC
@@ -23,6 +24,15 @@ namespace bx
 #endif // BX_COMPILER_
 	}
 
+	///
+	inline size_t strnlen(const char* _str, size_t _max)
+	{
+		const char* end = _str + _max;
+		const char* ptr;
+		for (ptr = _str; ptr < end && *ptr != '\0'; ++ptr);
+		return ptr - _str;
+	}
+
 	/// Find substring in string. Limit search to _size.
 	inline const char* strnstr(const char* _str, const char* _find, size_t _size)
 	{